[bernoulli_kernel] Replace CPU_tensor_apply functions with cpu_serial_kernel (#39711)
Summary:
Resolve https://github.com/pytorch/pytorch/issues/39556
Related https://github.com/pytorch/pytorch/issues/38558
Replace CPU_tensor_apply functions with cpu_serial_kernel in bernoulli_kernel, unifying bernoulli_kernel with all other kernels in `cpu/DistributionTemplates.h`.
Signed-off-by: Xiong Wei <xiongw.fnst@cn.fujitsu.com>
Pull Request resolved: https://github.com/pytorch/pytorch/pull/39711
Differential Revision: D22052374
Pulled By: pbelevich
fbshipit-source-id: 416334da50195b67f05a18a98971f370cba4fb0d